We are currently reviewing this idea as this is an interesting concept and one we would like to explore further. If anyone would like to add their use case to this ticket it would be helpful to understand all scenarios.

We are working on bookmarking functionality alongside our List Edit improvements, this will reduce the reliance on the bookmarklet feature and enable more resources to be accessible in the List Edit context. When this feature is released, we will revisit this idea to understand if it still has relevance.